HARD COATING FILM

A hard coating film including: a polymer binder resin; first inorganic particles which are dispersed in the polymer binder resin and have an average particle size of 5 nm or more and less than 70 nm; and second inorganic particles which are dispersed in the polymer binder resin and have an average particle size of 70 nm to 150 nm, wherein a content of the second inorganic particles having an average particle size of 70 nm to 150 nm is 4% by weight to 12% by weight, and a maximum amplitude (A) based on an average friction force is 0.15 or less in a graph of measuring a friction force with a TAC film which is measured by applying a load of 400 g to the surface thereof, is provided. 1. A hard coating film comprising:a polymer binder resin;first inorganic particles dispersed in the polymer binder resin and having an average particle size of 5 nm or more to less than 70 nm; andsecond inorganic particles dispersed in the polymer binder resin and having an average particle size of 70 nm to 150 nm,wherein a content of the second inorganic particles having an average particle size of 70 nm to 150 nm is 4% by weight to 12% by weight with respect to 100% by weight of the hard coating film,wherein in a graph of measurement of static and kinetic friction forces with a TAC (triacetyl cellulose) film measured using a Friction Tester FP-2260, manufactured by Thwing-Albert Instrument Company, by:applying a sled bearing a load of 400 g to a surface of the hard coating film,pulling the sled at a test speed of 18 cm/min for a test distance of 10 cm,measuring the static and kinetic friction forces, and, using the measurements in the section from 3 cm to 10 cm on the graph, determining an average friction force, a maximum friction force, and a minimum friction force, anddetermining a maximum amplitude (A) as a maximum value of the absolute values of difference between the average friction force and a maximum friction force and the difference between the average friction force and a ...

REDDENING-RESISTANT LAYER

The present disclosure relates to an optical laminate or a reddening-resistant layer. The present disclosure can provide an optical laminate that does not cause a so-called reddening phenomenon even when driven or maintained under extremely harsh conditions (e.g., very high temperature conditions), or a reddening-resistant layer applied thereto. 1. A reddening-resistant layer that is a void-containing layer or that comprises the void-containing layer ,{'sup': '−1', 'wherein the void-containing layer exhibits a peak within a scattering vector range of 0.06 to 0.209 nmin a log value graph of scattering intensity of small angle X-ray scattering, and'} {'br': None, 'i': H', 'H, 'sub': L', 'P, '≤0.9×\u2003\u2003[Equation 4]'}, 'wherein the void-containing layer satisfies Equation 4{'sub': L', 'P, 'wherein His a thermal diffusivity of a laminate of a polymer film and the void-containing layer formed on one side of the polymer film, and His the thermal diffusivity of the polymer film.'}2. The reddening-resistant layer according to claim 1 , wherein a diameter of a void in the void-containing layer is from 0.5 nm to 100 nm.3. The reddening-resistant layer according to claim 1 , wherein a volume fraction of voids in the void-containing layer is 0.1 or more.4. The reddening-resistant layer according to claim 1 , wherein the void-containing layer comprises a binder and hollow particles.5. The reddening-resistant layer according to claim 4 , wherein the binder comprises a polymer derived from a polyfunctional acrylate having 2 to 10 polymerizable functional groups.6. The reddening-resistant layer according to claim 4 , wherein the hollow particles have a D10 particle diameter in a range from 25 to 50 nm claim 4 , a D50 particle diameter in a range from 50 to 95 nm and a D90 particle diameter in a range from 100 nm to 200 nm in a weight cumulative curve of particle size distribution.7. The reddening-resistant layer according to claim 1 , wherein the void-containing layer does ...

PHOTOCURABLE COATING COMPOSITION FOR FORMING LOW REFRACTIVE LAYER

The present invention relates to a photocurable coating composition for forming a low refractive layer, a method for preparing an antireflection film using the photocurable coating composition, and an anti-reflective film prepared by using the photocurable coating composition. According to the present invention, a low refractive layer is formed of a photocurable coating composition containing two or more types of photo-polymerizable compounds, a photoinitiator, surface-treated hollow inorganic nanoparticles, and surface-treated solid inorganic nanoparticles. 3. The photocurable coating composition for forming a low refractive layer of claim 1 , wherein the two or more types of photopolymerizable compounds are photopolymerizable compounds other than that of Chemical Formula 1 1 , and include pentaerythritol tri(meth)acrylate 1 , pentaerythritol tetra(meth)acrylate 1 , dipentaerythritol penta(meth)acrylate 1 , dipentaerythritol hexa(meth)acrylate 1 , tripentaerythritol hepta(meth)acrylate 1 , trilene diisocyanate 1 , xylene diisocyanate 1 , hexamethylene diisocyanate 1 , trimethylolpropane tri(meth)acrylate 1 , trimethylolpropane polyethoxy tri(meth)acrylate 1 , ethylene glycol di(meth)acrylate 1 , butanediol di(meth)acrylate 1 , 2-hydroxyethyl (meth)acrylate 1 , 2-ethylhexyl (meth)acrylate 1 , butyl(meth)acrylate 1 , divinylbenzene 1 , styrene 1 , paramethylstyrene 1 , a urethane modified acrylate oligomer 1 , an epoxide acrylate oligomer 1 , an ether acrylate oligomer 1 , a dendritic acrylate oligomer 1 , or a mixture thereof.4. The photocurable coating composition for forming a low refractive layer of claim 1 , wherein the compound represented by Chemical Formula 1 and the photopolymerizable compound other than that of Chemical Formula 1 are included at a weight ratio of 0.001:1 to 4:1.5. The photocurable coating composition for forming a low refractive layer of claim 1 , further comprising a fluorine-containing compound including a photoreactive functional group.6 ...

ANTIREFLECTION FILM AND METHOD FOR PREPARING SAME

The present invention relates to an antireflection film being capable of realizing high scratch resistance and antifouling property while simultaneously having low reflectivity and high light transmittance, and further being capable of enhancing screen sharpness of a display device, and a method for preparing the antireflection film. 1. An antireflection film comprising:a hard coating layer or an antiglare layer; anda low refractive index layer formed on one side of the hard coating layer or the antiglare layer and including a binder resin, and hollow silica nanoparticles, metal oxide nanoparticles, and inorganic nanoparticles dispersed in the binder resin,wherein a first region containing the hollow silica nanoparticles, a second region containing the metal oxide nanoparticles, and a third region containing the inorganic nanoparticles are present in the low reflective index layer, and {'br': None, 'i': n', 'n', 'n, 'Refractive Index (1) of First Region Подробнее

COATING COMPOSITION AND PLASTIC FILM PREPARED THEREFROM

Disclosed a coating composition and a plastic film prepared therefrom. The coating composition is provided as a material for a plastic film with high hardness, high impact resistance and excellent properties. From this composition, a plastic film that is superior in terms of hardness, scratch resistance, impact resistance, transparency, durability, light resistance, and light transmittance can be prepared. 121-. (canceled)22. A plastic film , comprising:a support substrate; anda coating layer formed on at least one side of the support substrate, comprising a photocrosslinked copolymer, an inorganic fine particle dispersed in the photocrosslinked copolymer, and an amphipathic block copolymer.23. The plastic film of claim 22 , wherein the photocrosslinked copolymer is a crosslinked copolymer of tri- to hexafunctional acrylate monomers.24. The plastic film of claim 23 , wherein the amphipathic block copolymer contains blocks that are respectively miscible and immiscible with the tri- to hexafunctional acrylate monomers.25. The plastic film of claim 24 , wherein the miscible block comprises at least one selected from the group consisting of polyethylene oxide (PEO) claim 24 , polymethyl acrylate (PMA) claim 24 , polymethyl methacrylate (PMMA) claim 24 , polycaprolactone (PCL) claim 24 , polystyrene (PS) claim 24 , and polyacrylic acid (PAA) claim 24 , and the immiscible block comprises at least one selected from the group consisting of polypropylene oxide (PPO) claim 24 , polybutylene oxide (PBO) claim 24 , polyhexilene oxide (PHO) claim 24 , polybutadiene (PB) claim 24 , polydimethyl siloxane (PDMS) claim 24 , polybutyl acrylate (PBA) claim 24 , and polyalkyl (meth)acrylate (PAMA) containing alkyl of 2 to 10 carbon atoms.26. The plastic film of claim 22 , wherein the amphipathic block copolymer is in a micelle form with a diameter of 100 nm.27. The plastic film of claim 22 , wherein the inorganic fine particle comprises at least one selected from the group consisting ...

ANTIREFLECTION FILM

The present invention relates to an antireflection film including a low reflective index layer and a hard coating layer, the low reflective index layer including: a binder resin including a crosslinked polymer of a photo-polymerizable compound and polysilsesquioxane having at least one reactive functional group substituted thereon; and inorganic microparticles dispersed in the binder resin, wherein a ratio of internal haze (Hi) to total haze (Ha) is 97% or less and a variation in color coordinate value (b*) before and after alkaline treatment is 0.7 or less.

COATING COMPOSITION AND PLASTIC FILM PREPARED THEREFROM

Disclosed a coating composition and a plastic film prepared therefrom. The coating composition is provided as a material for a plastic film with high hardness, high impact resistance and excellent properties. From this composition, a plastic film that is superior in terms of hardness, scratch resistance, impact resistance, transparency, durability, light resistance, and light transmittance can be prepared. 121-. (canceled)22. A coating composition , comprising a binder , an amphipathic block copolymer , an inorganic fine particle , a photoinitiator , and an organic solvent.23. The coating composition of claim 22 , wherein the binder includes a tri- to hexafunctional acrylate monomer.24. The coating composition of claim 23 , wherein the tri to hexafunctional acrylate monomer comprises at least one selected from the group consisting of trimethylolpropane triacrylate (TMPTA) claim 23 , trimethylolpropane ethoxy triacrylate (TMPEOTA) claim 23 , glycerin-propoxylated triacrylate (GPTA) claim 23 , pentaerythritol tetraacrylate (PETA) claim 23 , and dipentaerythritol hexaacrylate (DPHA)25. The coating composition of claim 23 , wherein the amphipathic block copolymer contains blocks that are respectively miscible and immiscible with the tri- to hexafunctional acrylate monomer within one molecule.26. The coating composition of claim 25 , wherein the miscible block comprises at least one selected from the group consisting of polyethylene oxide (PEO) claim 25 , polypropylene oxide (PPO) claim 25 , polymethyl acrylate (PMA) claim 25 , polymethyl methacrylate (PMMA) claim 25 , polycaprolactone (PCL) claim 25 , polystyrene (PS) claim 25 , and polyacrylic acid (PAA) claim 25 , and the immiscible block comprises at least one selected from the group consisting of polypropylene oxide (PPO) claim 25 , polybutylene oxide (PBO) claim 25 , polyhexilene oxide (PHO) claim 25 , polybutadiene (PB) claim 25 , polydimethyl siloxane (PDMS) claim 25 , polybutyl acrylate (PBA) claim 25 , and ...

VISIBILITY IMPROVING FILM FOR DISPLAY PANEL AND DISPLAY DEVICE COMPRISING SAME

The present invention relates to a visibility improving film for a display panel and a display device including the same. More specifically, the present invention relates to a visibility improving film for a display panel capable of exhibiting excellent physical and optical properties particularly while improving the visibility of a laser pointer, by including fine metal particles dispersed in the photocurable resin layer, and to a display device including the same. 1. A visibility improving film for a display panel , comprising:a substrate; anda photocurable resin layer that is provided on at least one side of the substrate and in which fine metal particles with a number average particle diameter of 0.5 to 5 μm and a flattening ratio of 0.5 or less are dispersed, {'br': None, 'i': B', 'A, 'Visibility Evaluation Value=1/1 \u2003\u2003[Formula 1]'}, 'wherein a relative visibility evaluation value represented by the following Formula 1 is 3 or morewherein, in the above Formula 1,A1 is a luminance value measured on the front surface, when a film having a transmittance value of 70 to 100 as measured according to JIS 7136 and a haze value of 20 to 25 as measured according to JIS 7316 is bonded to a glass slide, then placed on a backlight surface and irradiated with a laser light at 45° with respect to the normal direction, andB1 is a luminance value measured from the front side, when the visibility improving film for a display panel is bonded to a glass slide, then placed on a backlight surface and irradiated with the same laser light at 45° with respect to the normal direction.2. The visibility improving film for a display panel according to claim 1 , wherein a value of luminance ratio represented by the following Formula 2 is 80% or more:{'br': None, 'i': B', 'A, 'Luminance Ratio=(2/2)*100 \u2003\u2003[Formula 2]'}wherein, in the above Formula 2,A2 is a luminance value measured from the front side, when a film having a transmittance value of 80 to 100 as measured ...

LOW REFRACTIVE LAYER AND ANTI-REFLECTIVE FILM COMPRISING THE SAME

The present invention relates to a low refractive layer and an anti-reflective film comprising the same. The low refractive layer can exhibit excellent optical properties such as a low reflectance and a high light transmittance, and excellent mechanical properties such as high wear resistance and scratch resistance at the same time. In particular, due to the excellent alkali resistance, the low refractive layer can maintain excellent physical properties even after alkali treatment. Therefore, when introducing a low refractive layer to the display device, it is expected that the production process can be simplified and further the production rate and the productivity can significantly increase. 17-. (canceled)8. A low refractive layer comprising a photo-cured product obtained by photo-curing a photocurable coating composition comprising:a photopolymerizable compound,a fluorine-based compound, andan inorganic particle, {'br': None, 'i': S', 'S', '−S', 'S, 'sub': 0', '1', '0, '30%≥Δ=[()/]×100\u2003\u2003[Formula 1]'}, 'Wherein the low refractive layer satisfies the following formula 1in the formula 1,{'sub': '0', 'Sis the maximum load that scratches are not generated, when rubbing the surface of the low refractive layer while applying a load to a grade #0000 steel wool and reciprocating ten times at a speed of 24 rpm; and'}{'sub': 1', '0, 'Sis the maximum load that scratches are not generated, as measured in the same manner as a method of measuring Sas to the film prepared by immersing the low refractive layer for 2 minutes in 10 wt % sodium hydroxide aqueous solution heated to 30° C., washing the immersed layer with water, wiping moisture off, followed by immersing the low refractive layer for 30 seconds in 10 wt % sodium hydroxide aqueous solution heated to 55° C., and then washing the immersed layer with water and wiping moisture off.'}9. The low refractive layer according to claim 8 , satisfying the following formula 2:{'br': None, 'i': b*=|b*', '−b*, 'sub': 1', '0 ...

ANTI-REFLECTIVE FILM

The present invention relates to an anti-reflective film exhibiting one or more peaks (q) at a scattering vector of 0.0758 to 0.1256 nm, in a graph showing a log value of scattering intensity to a scattering vector defined in small-angle X-ray scattering. 1. An anti-reflective film exhibiting one or more peaks (q) at a scattering vector of 0.0758 nmor more , in a graph showing a log value of scattering intensity to a scattering vector defined in small-angle X-ray scattering ,wherein the small-angle X-ray scattering is measured by irradiating X-rays of a wavelength of 0.63 to 1.54 Å to an anti-reflective film with a size of 1 cm*1 cm (width*length) at a distance of 4 m;wherein the anti-reflective film comprises a hard coating layer and a low refractive layer comprising a binder resin, and hollow inorganic nanoparticles and solid inorganic nanoparticles dispersed in the binder resin.2. The anti-reflective film according to claim 1 , {'br': None, 'i': 'q=', '4π sin θ/λ\u2003\u2003[Equation 1]'}, 'wherein the scattering vector is defined as in the following Equation 1wherein, in Equation 1, q is a scattering vector, θ is a ½ value of a scattering angle, and λ is a wavelength of irradiated X-rays.3. The anti-reflective film according to claim 1 ,wherein the anti-reflective film exhibits mean reflectance of 1.5% or less in a visible light wavelength region of 380 to 780 nm.4. The anti-reflective film according to claim 1 ,wherein the solid inorganic nanoparticles are more distributed than the hollow inorganic nanoparticles near the interface between the hard coating layer and the low refractive layer.5. The anti-reflective film according to claim 1 ,wherein 70 vol % or more of the total volume of the solid inorganic nanoparticles exist within 50% of the total thickness of the low refractive layer from the interface between the hard coating layer and the low refractive layer.6. The anti-reflective film according to claim 1 ,wherein 30 vol % or more of the total volume of ...

PLASTIC FILM AND A METHOD FOR MANUFACTURING SAME

The present invention relates to a plastic film and a method for manufacturing same. A plastic film, which is formed such that at least one part has a curved shape, can have high hardness, impact resistance, scratch resistance and high transparency. The plastic film is light and will not be easily damaged by external pressure and thus can substitute for the existing glass and is expected to be used for various electronic products such as a display and the like. In particular, the plastic film has at least one part in a curved shape and thereby is expected to be used for products in various shapes which cannot be manufactured by means of the existing glass. Moreover, a method for manufacturing a plastic film enables manufacturing of a plastic film having at least one part in a curved shape without curls or cracks as well as simultaneous performing of heat molding and heat curing, thereby increasing the productivity of a plastic film. 1. A plastic film of at least partially curved shape , comprising a substrate and a coating layer formed on at least one side of the substrate , said coating layer comprising (i) cationically curable resin , which is a cured product of cationically curable compounds comprising , based on the total weight of the cationically curable compounds , 60 wt % to 100 wt % of 3 ,4 ,3′ ,4′-diepoxybicyclohexyl , and (ii) radically curable resin.2. The plastic film according to claim 1 , wherein the glass transition temperature of the substrate is 80 to 250° C.3. The plastic film according to claim 1 , wherein the cationically curable resin is a cured product obtained by heat curing of cationically curable compounds by a cationic polymerization initiator comprising a cation of the following Chemical Formula 1:{'br': None, 'sup': 1', '1', '2, 'sub': 'k', 'R-A[R]\u2003\u2003[Chemical Formula 1]'}in the Chemical Formula 1,{'sup': '1', 'Ais N, P or S,'}{'sup': '1', 'Ris a C1-20 alkyl or a C2-20 alkenyl radical,'}{'sup': '2', 'Ris a C1-20 alkyl, a C2-20 ...

OPTICAL LAMINATE

An optical laminate or a reddening-resistant layer. The optical laminate that does not cause a reddening phenomenon even when driven or maintained under extremely harsh conditions (e.g., very high temperature conditions), or a reddening-resistant layer applied thereto.

ANTI-REFLECTIVE FILM AND PREPARATION METHOD OF THE SAME

The present invention relates to an anti-reflective film including: a hard coating layer; and a low refractive layer that is formed on one side of the hard coating layer, and includes porous inorganic nanoparticles with a diameter of 5 nm to 70 nm including micropores with a diameter of 0.5 nm to 10 nm, and a binder resin, and a method for preparing an anti-reflective film. 1. An anti-reflective film comprising:a hard coating layer; anda low refractive layer that is formed on one side of the hard coating layer, and comprising porous inorganic nanoparticles with a diameter of 5 nm to 70 nm comprising micropores with a diameter of 0.5 nm to 10 nm, and a binder resin.2. The anti-reflective film according to claim 1 ,wherein the porous inorganic nanoparticles have a diameter of 10 nm to 60 nm.3. The anti-reflective film according to claim 1 ,{'sup': 2', '2, 'wherein the BET surface area of the porous inorganic nanoparticles is 250 m/g to 2000 m/g.'}4. The anti-reflective film according to claim 1 ,wherein the anti-reflective film exhibits mean reflectance of 0.40% or less in the visible light wavelength region of 380 nm to 780 nm.5. The anti-reflective film according to claim 1 ,wherein the content of the porous inorganic nanoparticles in the low refractive layer is 15 wt % to 80 wt %.6. The anti-reflective film according to claim 1 ,wherein the low refractive layer further comprises one or more kinds of inorganic nanoparticles selected from the group consisting of hollow inorganic nanoparticles and solid inorganic nanoparticles.7. The anti-reflective film according to claim 1 ,wherein the binder resin included in the low refractive layer comprises a (co)polymer of photopolymerizable compounds and a cross-linked (co)polymer of fluorine-containing compounds comprising photoreactive functional groups.8. The anti-reflective film according to claim 7 ,wherein the photopolymerizable compound comprises monomers or oligomers comprising (meth)acrylate or vinyl groups.9. The ...

ANTIREFLECTION FILM

The present invention relates to an antireflection film. The antireflection film includes a low refractive index layer having excellent alkali resistance and exhibiting remarkably improved mechanical properties such as scratch resistance and impact resistance as well as reduction of a glare phenomenon, and a base film exhibiting excellent mechanical strength and water resistance in spite of a thin thickness and having no fear of interference fringes occurring. Therefore, such antireflection film can be used as a protective film of a polarizing plate or used as any other component so as to provide a thin display device, and furthermore, can effectively prevent the glare phenomenon of the display device, and can more improve the durability and lifespan thereof. 1. An antireflection film comprising: a polyester film having an in-plane retardation value (Rin) of 3000 nm to 30 ,000 nm in which a ratio (Rin/Rth) of an in-plane retardation value (Rin) to a thickness-direction retardation value (Rth) is 0.2 to 1.2; anda low refractive index layer which is disposed on the polyester film and which is a crosslinked polymer of a photocurable coating composition comprisinga photopolymerizable compound,an inorganic particle, anda polysilsesquioxane in which at least one reactive functional group is substituted.2. The antireflection film of claim 1 , wherein the polyester film is a uniaxially stretched film or a biaxially stretched film of polyethylene terephthalate or polyethylene naphthalate.3. The antireflection film of claim 1 , wherein the photocurable coating composition includes a monomer or an oligomer containing a (meth)acryloyl group or a vinyl group as the photopolymerizable compound.4. The antireflection film of claim 1 , wherein the photocurable coating composition contains the polysilsesquioxane in which at least one reactive functional group is substituted in an amount of 0.5 to 30 parts by weight based on 100 parts by weight of the photopolymerizable compound.5. ...

HARD COATING FILM

A hard coating film comprising a base layer including: a polymer binder resin; first inorganic particles dispersed in the polymer binder resin and having an average particle size of 5 nm or more and less than 70 nm; and second inorganic particles which are dispersed in the polymer binder resin and have an average particle size of 70 nm to 150 nm is provided. 1. A hard coating film comprising a base layer including:a polymer binder resin;first inorganic particles dispersed in the polymer binder resin and having an average particle size of 5 nm or more and less than 70 nm; andsecond inorganic particles dispersed in the polymer binder resin and having an average particle size of 70 nm to 150 nm,wherein a content of the second inorganic particles having an average particle size of 70 nm to 150 nm is 4% by weight to 12% by weight with respect to 100% by weight of the base layer, andwherein at least two second inorganic particles have a distance between one surface of the base layer and the center of the second inorganic particle in a direction perpendicular to the one surface of the base layer being 35 nm to 5.0 μm, and the at least two second inorganic particles are adjacent to each other in a horizontal direction with respect to the one surface of the base layer and spaced apart by a distance of 0.1 μm to 1.5 μm, the distance being determined as an average of the distance between centers of one second inorganic particle and the other adjacent second inorganic particle.2. The hard coating film of claim 1 , wherein the second inorganic particles are dispersed in the polymer binder resin with no agglomeration.3. The hard coating film of claim 1 , wherein the second inorganic particles are present inside the hard coating film.4. The hard coating film of claim 1 , wherein the first inorganic particles and the second inorganic particles comprise at least one reactive functional group on a surface thereof.5. The hard coating film of claim 4 , wherein the reactive functional ...

ANTI-REFLECTIVE FILM

The present invention relates to an anti-reflective film including: a hard coating layer; and a low refractive index layer including a binder resin, and hollow inorganic nanoparticles and solid inorganic nanoparticles which are dispersed in the binder resin, wherein in a graph of the measurement of the friction force with a TAC film measured by applying a load of 400 g to the surface, the maximum amplitude (A) is 0.1 or less based on the average friction force. 1. An anti-reflective film comprising: a hard coating layer; and a low refractive index layer including a binder resin , and hollow inorganic nanoparticles and solid inorganic nanoparticles which are dispersed in the binder resin ,wherein in a graph of measurement of friction force with a TAC (triacetyl cellulose) film measured by applying a load of 400 g to a surface of the film, a maximum amplitude (A) is 0.1N or less based on the average friction force.2. The anti-reflective film of claim 1 , whereinthe maximum amplitude (A) is a maximum value of a difference between absolute values of an average friction force and a maximum friction force and between an average friction force and a minimum friction force, after determining the average friction force, the maximum friction force, and the minimum friction force in a dynamic test distance section on the graph of the friction force measurement.3. (canceled)4. The anti-reflective film of claim 1 , whereina ratio of an average particle diameter of the solid inorganic nanoparticles to an average particle diameter of the hollow inorganic nanoparticles is 0.55 or less.56-. (canceled)7. The anti-reflective film of claim 1 , whereinan average particle diameter of the hollow inorganic nanoparticles is in a range of 40 nm to 100 nm, anda particle diameter of the hollow inorganic nanoparticles is in a range of 10 nm to 200 nm.8. (canceled)9. The anti-reflective film of claim 1 , whereinan average particle diameter of the solid inorganic nanoparticles is in a range of 1 ...

LOW REFRACTIVE LAYER AND ANTI-REFLECTIVE FILM COMPRISING THE SAME

The present invention relates to a low refractive layer and an anti-reflective film comprising the same. The low refractive layer can exhibit excellent optical properties such as a low reflectance and a high light transmittance, and excellent mechanical properties such as high wear resistance and scratch resistance at the same time, without adversely affecting the color of the polymer resin forming the low refractive layer. In particular, due to the excellent alkali resistance, the low refractive layer can maintain excellent physical properties even after alkali treatment. Therefore, when introducing a low refractive layer to the display device, it is expected that the production process can be simplified and further the production rate and the productivity can significantly increase. 1. A low refractive layer satisfying the following formula 1.{'br': None, 'i': b*=|b*', '−b*, 'sub': 1', '0, '0.5≧Δ|\u2003\u2003[Formula 1]'}in the formula 1,{'sub': '0', 'b*is a b* value in a L*a*b* color coordinate system as defined by the International Commission on Illumination as to the low refractive layer; and'}{'sub': 1', '0, 'b*is a b* value in a L*a*b* color coordinate system as measured in the same manner as a method for measuring b*as to the film prepared by immersing the low refractive layer for 2 minutes in 10 wt % sodium hydroxide aqueous solution heated to 30° C., washing the immersed layer with water, wiping off moisture, followed by immersing the wiped layer for 30 seconds in 10 wt % sodium hydroxide aqueous solution heated to 55° C., washing it with water and wiping off moisture.'}2. The low refractive layer according to wherein the b*value in the formula 1 is from 1 to −8.3. The low refractive layer according to wherein the b*value in the formula 1 is from 1.5 to −8.5.4. The low refractive layer according to claim 1 , satisfying the following formula 2:{'br': None, 'i': S', 'S', '−S', 'S, 'sub': 0', '1', '0, '30%≧Δ=[()/]×100 \u2003\u2003[Formula 2]'}in the formula 2 ...

CURABLE COMPOSITION FOR GLASS SUBSTITUTE

The present invention relates to a curable composition for a glass substitute. By using a curable composition, excellent wear resistance and high hardness at a glass level can be obtained, and two-dimensional planar plastic film and three-dimensional plastic film without cracks or curls can be provided. The plastic films can be a substitute for existing glass, thereby enabling manufacturing of various electronic products, such as a display and the like, which are light and will not be easily damaged by external pressure. 1. A curable composition used instead of glass comprisinga cationically curable compound; a radically curable compound; a cationic polymerization initiator comprising a cation of the following Chemical Formula 1; and a radical polymerization initiator, {'br': None, 'sup': 1', '1', '2, 'sub': 'k', 'R-A\ue8a0R]\u2003\u2003[Chemical Formula 1]'}, 'wherein 3,4,3′,4′-diepoxybicyclohexyl is included in an amount of 60 wt % to 100 wt %, based on the total weight of the cationically curable compoundin the Chemical Formula 1,{'sup': '1', 'Ais N, P or S,'}{'sup': '1', 'Ris a C1-20 alkyl or a C2-20 alkenyl radical,'}{'sup': '2', 'Ris a C1-20 alkyl, a C2-20 alkenyl, a C6-30 aryl, a C7-35 alkylaryl or a C7-35 arylalkyl, or a radical in which a hydroxyl, a C1-20 alkyl, a C2-20 alkenyl, a C6-30 aryl, a C7-35 alkylaryl, or a C7-35 arylalkyl is linked to the above radical by a single bond, —O—, —S—, —CO—, —COO— or —OCO—, and'}k is 2 or 3.2. The curable composition used instead of glass according to claim 1 , wherein the cationically curable compound is included in an amount of 30 to 90 parts by weight claim 1 , based on 100 parts by weight of the curable composition.3. The curable composition used instead of glass according to claim 1 , wherein Rin the Chemical Formula 1 is methyl claim 1 , ethyl claim 1 , propyl or allyl.4. The curable composition used instead of glass according to claim 1 , wherein Rin the Chemical Formula 1 is phenyl claim 1 , naphthyl claim 1 , ...

OPTICAL LAMINATE

An optical laminate or a reddening-resistant layer. The optical laminate does not cause a reddening phenomenon even when driven or maintained under extremely harsh conditions (e.g., very high temperature conditions), or a reddening-resistant layer applied thereto. 1. An optical laminate , comprising:an optical functional layer; anda reddening-resistant layer formed on at least one surface of the optical functional layer.2. The optical laminate according to claim 1 , wherein the optical functional layer is a polarizing layer or a retardation layer.3. The optical laminate according to claim 1 , wherein the optical functional layer is an iodine-based polarizing layer.4. The optical laminate according to claim 1 , wherein the reddening-resistant layer comprises a surface having a surface area ratio of 0.02 or more as measured by an atomic force microscope.5. The optical laminate according to claim 1 , wherein the reddening-resistant layer has a reflectance of 2% or more with respect to light having a wavelength in a range of 800 nm to 1300 nm.6. The optical laminate according to claim 1 , wherein the reddening-resistant layer is a void-containing layer or a layer comprising the void-containing layer.7. The optical laminate according to claim 6 , wherein the reddening-resistant layer exhibits at least one peak within a scattering vector range of 0.06 nmto 0.209 nmin a log value graph of scattering intensity of small angle X-ray scattering.9. The optical laminate according to claim 6 , wherein the void-containing layer comprises a binder and hollow particles.10. The optical laminate according to claim 9 , wherein the binder comprises a polymer derived from a polyfunctional acrylate having 2 to 10 polymerizable functional groups.11. The optical laminate according to claim 9 , wherein the hollow particles have a D10 particle diameter of 25 nm to 50 nm claim 9 , a D50 particle diameter of 50 nm to 95 nm claim 9 , and a D90 particle diameter of 100 nm to 200 nm in a weight ...

ANTIREFLECTION FILM

The present invention relates to an antireflection film being capable of realizing high scratch resistance and antifouling property while simultaneously having low reflectivity and high light transmittance, and further being capable of enhancing screen sharpness of a display device. 1. An antireflection film comprising:a hard coating layer or an antiglare layer; anda low refractive index layer formed on one side of the hard coating layer or the antiglare layer and including a binder resin, and hollow silica nanoparticles, metal oxide nanoparticles, and inorganic nanoparticles dispersed in the binder resin,wherein a first region containing the hollow silica nanoparticles, a second region containing the metal oxide nanoparticles, and a third region containing the inorganic nanoparticles are present in the low reflective index layer,and wherein the low refractive index layer has at least one diffraction peak in a range in which a value of 2θ, twice the angle of incidence of an incident X-ray, is from 50° to 60° in a grazing-incidence X-ray diffraction (GID) spectrum.2. The antireflection film of claim 1 , whereinthe low refractive index layer has a diffraction peak in a range in which a value of 2θ, twice the angle of incidence of an incident X-ray, is from 52° to 57° in a grazing-incidence X-ray diffraction (GID) spectrum.3. The antireflection film of claim 1 , whereinthe grazing-incidence X-ray diffraction (GID) spectrum is shown as a graph in which a horizontal axis is a value of 2θ, twice the angle of incidence of an incident X-ray, and the vertical axis is a diffraction intensity.4. The antireflection film of claim 1 , wherein {'br': None, 'Refractive Index (n1) of First Region Подробнее

REDDENING-RESISTANT LAYER

The present disclosure relates to an optical laminate or a reddening-resistant layer. The present disclosure can provide an optical laminate that does not cause a so-called reddening phenomenon even when driven or maintained under extremely harsh conditions (e.g., very high temperature conditions), or a reddening-resistant layer applied thereto.

ANTI-REFLECTIVE FILM AND MANUFACTURING METHOD THEREOF

Described herein is an anti-reflective film including: a hard coating layer; and a low-refractive layer containing a binder resin and hollow inorganic nanoparticles and solid inorganic nanoparticles dispersed in the binder resin. The hollow and solid inorganic particles are dispersed in the low-refractive layer such that the amount of the solid inorganic nanoparticles positioned close to an interface between the hard coating layer and the low-refractive layer is larger than that of the hollow inorganic nanoparticles. Also described is a manufacturing method of the anti-reflective film including: applying a resin composition containing a photopolymerizable compound or a (co)polymer thereof, a fluorine-containing compound including a photoreactive functional group, a photoinitiator, hollow inorganic nanoparticles, and solid inorganic nanoparticles on a hard coating layer, and drying the applied resin composition at a temperature of 35° C. to 100° C.; and photocuring the dried resin composition. 1. An anti-reflective film comprising: a hard coating layer; anda low-refractive layer formed on one surface of the hard coating layer,wherein the low-refractive layer comprises hollow inorganic nanoparticles and solid inorganic nanoparticles dispersed in a binder resin, and{'sub': 1/2', '1/2, 'wherein at least 70 vol % of the entire solid inorganic nanoparticles are present within a distance dmeasured from an interface between the hard coating layer and the low-refractive layer, wherein the distance dis half the entire thickness d of the low-refractive layer.'}2. The anti-reflective film of claim 1 , wherein:{'sup': 3', '3, 'a density difference between the solid inorganic nanoparticles and the hollow inorganic nanoparticles is 0.30 g/cmto 3.00 g/cm.'}3. The anti-reflective film of claim 1 , wherein:at least 30 vol % of the entire hollow inorganic nanoparticles are present at a distance farther than that of the entire solid inorganic nanoparticles from the interface between ...

ANTIREFLECTION FILM (As Amended)

The present invention relates to an antireflection film including: a hard coating layer in which center line average roughness (Ra) of the surface is 1.2 nm or less and surface energy is 34 mN/m or less; and a low refractive index layer which is formed on the hard coating layer. 1. An antireflection film comprising: a hard coating layer of which center line average roughness (Ra) of the surface is 1.2 nm or less and surface energy is 34 mN/m or less; anda low refractive index layer which is formed on the hard coating layer.2. The antireflection film of claim 1 , whereinthe surface of the hard coating layer has center line average roughness (Ra) of 0.5 nm to 0.8 nm.3. The antireflection film of claim 1 ,wherein the hard coating layer has surface energy of 30 mN/m to 33.5 mN/m.4. The antireflection film of claim 1 , whereinthe hard coating layer comprises a binder resin containing a polymer of at least one photocurable compound selected from the group consisting of: (meth)acrylate monomers: monomers or oligomers of urethane-based (meth)acrylate monomers, epoxy-based (meth)acrylate, and ester-based (meth)acrylate; and (meth)acrylate compounds having a heterocyclic skeleton or (meth)acrylates having an alicyclic ring, each of which has at least one ethylenically unsaturated bond.5. The antireflection film of claim 1 , whereinthe hard coating film comprises a binder resin containing a photocurable resin and a high molecular weight (co)polymer having a weight average molecular weight of 10,000 or higher, and organic or inorganic fine particles dispersed in the binder resin.6. The antireflection film of claim 1 , whereinthe hard coating layer comprises a binder resin containing a photocurable resin, and an antistatic agent dispersed in the binder resin.7. The antireflection film of claim 6 , whereinthe hard coating layer further includes at least one compound selected from the group consisting of an alkoxysilane-based oligomer and a metal alkoxide-based oligomer.8. The ...

ANTI-REFLECTIVE FILM

Disclosed herein is an anti-reflective film comprising: a hard coating layer; and a low-refractive layer containing a binder resin and hollow inorganic nanoparticles and solid inorganic nanoparticles which are dispersed in the binder resin, wherein a ratio of an average particle diameter of the solid inorganic nanoparticles to an average particle diameter of the hollow inorganic nanoparticles is 0.26 to 0.55, and wherein at least 70 vol % of the entire solid inorganic nanoparticles are present within a distance corresponding to 50% of an entire thickness of the low-refractive layer from the interface between the hard coating layer and the low-refractive layer, and an anti-reflective film comprising: a hard coating layer containing a binder resin containing a photocurable resin, and organic or inorganic fine particles dispersed in the binder resin; and a low-refractive layer containing a binder resin and hollow inorganic nanoparticles and solid inorganic nanoparticles which are dispersed in the binder resin, wherein a ratio of an average particle diameter of the solid inorganic nanoparticles to an average particle diameter of the hollow inorganic nanoparticles is 0.15 to 0.55, and wherein at least 70 vol % of the entire solid inorganic nanoparticles are present within a distance corresponding to 50% of an entire thickness of the low-refractive layer from the interface between the hard coating layer and the low-refractive layer. 125-. (canceled)26. An anti-reflective film comprising: a hard coating layer; and a low-refractive layer containing a binder resin and hollow inorganic nanoparticles and solid inorganic nanoparticles which are dispersed in the binder resin ,wherein a ratio of an average particle diameter of the solid inorganic nanoparticles to an average particle diameter of the hollow inorganic nanoparticles is 0.26 to 0.55,andwherein the low-refractive layer includes a first layer containing at least 70 vol % of the entire solid inorganic nanoparticles and a ...

OPTICAL LAMINATE

An optical laminate or a reddening-resistant layer. The optical laminate does not cause a reddening phenomenon even when driven or maintained under extremely harsh conditions (e.g., very high temperature conditions), or a reddening-resistant layer applied thereto.

ANTIREFLECTION FILM

The present invention relates to an antireflection film being capable of realizing high scratch resistance and antifouling property while simultaneously having low reflectivity and high light transmittance, and further being capable of enhancing screen sharpness of a display device. 4. The antireflection film of claim 1 , wherein the polarization ellipticity measured by the ellipsometry method is determined by carrying out the ellipticity measurement at an incident angle of 70° over a wavelength range of 380 nm to 1000 nm.5. The antireflection film of claim 1 , wherein the first region claim 1 , the second region claim 1 , and the third region satisfy the following General Formula 2:{'br': None, 'i': n', 'n', 'n, 'Refractive Index (1) of First Region Подробнее

ANTI-REFLECTIVE FILM

Disclosed herein is an anti-reflective film comprising: a hard coating layer; and a low-refractive layer containing a binder resin and hollow inorganic nanoparticles and solid inorganic nanoparticles which are dispersed in the binder resin, wherein a ratio of an average particle diameter of the solid inorganic nanoparticles to an average particle diameter of the hollow inorganic nanoparticles is 0.26 to 0.55, and wherein at least 70 vol % of the entire solid inorganic nanoparticles are present within a distance corresponding to 50% of an entire thickness of the low-refractive layer from the interface between the hard coating layer and the low-refractive layer, and an anti-reflective film comprising: a hard coating layer containing a binder resin containing a photocurable resin, and organic or inorganic fine particles dispersed in the binder resin; and a low-refractive layer containing a binder resin and hollow inorganic nanoparticles and solid inorganic nanoparticles which are dispersed in the binder resin, wherein a ratio of an average particle diameter of the solid inorganic nanoparticles to an average particle diameter of the hollow inorganic nanoparticles is 0.15 to 0.55, and wherein at least 70 vol % of the entire solid inorganic nanoparticles are present within a distance corresponding to 50% of an entire thickness of the low-refractive layer from the interface between the hard coating layer and the low-refractive layer.

ANTI-REFLECTIVE FILM

The present invention relates to an anti-reflective film exhibiting one or more peaks (q) at a scattering vector of 0.0758 to 0.1256 nm, in a graph showing a log value of scattering intensity to a scattering vector defined in small-angle X-ray scattering. 2. The anti-reflective film according to claim 1 , {'br': None, 'i': 'q=', '4π sin θ/λ\u2003\u2003[Equation 1]'}, 'wherein the scattering vector is defined as in the following Equation 1wherein, in Equation 1, q is a scattering vector, θ is a ½ value of a scattering angle, and λ is a wavelength of irradiated X-rays.3. The anti-reflective film according to claim 1 ,wherein the anti-reflective film exhibits mean reflectance of 1.5% or less in a visible light wavelength region of 380 to 780 nm.4. The anti-reflective film according to claim 1 ,{'sup': 3', '3', '3', '3, 'wherein the solid inorganic nanoparticles have a density of 2.00 g/cmto 4.00 g/cm, and the hollow inorganic nanoparticles have a density of 1.50 g/cmto 3.50 g/cm.'}5. The anti-reflective film according to claim 1 ,{'sup': '−3', 'wherein the first layer has polarization ellipticity measured by ellipsometry using a Cauchy model of the General Formula 1 in which A is 1.0 to 1.65, B is 0.0010 to 0.0350, and C is 0 to 1*10.'}6. The anti-reflective film according to claim 1 ,wherein the first layer has a refractive index of 1.420 to 1.600 at 550 nm, and the second layer has a refractive index of 1.200 to 1.410 at 550 nm.7. The anti-reflective film according to claim 1 ,wherein the first layer has a thickness of 1 nm to 50 nm, and the second layer has a thickness of 5 nm to 300 nm.8. The anti-reflective film according to claim 7 ,wherein the solid inorganic nanoparticles have a diameter of 0.5 to 100 nm, and the hollow inorganic nanoparticles have a diameter of 1 to 200 nm.9. The anti-reflective film according to claim 1 ,wherein the first layer is positioned nearer to the interface between the hard coating layer and the low refractive layer than the first ...

OPTICAL LAMINATE

The present disclosure relates to an optical laminate or a reddening-resistant layer. The present disclosure can provide an optical laminate that does not cause a so-called reddening phenomenon even when driven or maintained under extremely harsh conditions (e.g., very high temperature conditions), or a reddening-resistant layer applied thereto.

ANTI-REFLECTIVE FILM (AS AMENDED)

The present invention relates to an anti-reflective film comprising: a hard coating layer and a low refractive layer which comprises a binder resin comprising a cross-linked polymer of a photopolymerizable compound, two or more kinds of fluorine-containing compounds comprising photoreactive functional groups, and polysilsesquioxane substituted by one or more reactive functional groups; and inorganic fine particles dispersed in the binder resin. 1. An anti-reflective film comprising:a hard coating layeranda low refractive layer which comprises a binder resin comprising a cross-linked polymer of a photopolymerizable compound, two or more kinds of fluorine-containing compounds comprising photoreactive functional groups, and polysilsesquioxane substituted by one or more reactive functional groups; and inorganic fine particles dispersed in the binder resin.2. The anti-reflective film according to claim 1 ,wherein total haze of the anti-reflective film is 0.45% or less.3. The anti-reflective film according to claim 1 ,wherein the two or more kinds of fluorine-containing compounds comprising photoreactive functional groups have different fluorine contents according to the kind.4. The anti-reflective film according to claim 1 ,wherein the two or more kinds of fluorine-containing compounds comprising photoreactive functional groups comprise a first fluorine-containing compound comprising a photoreactive functional group and comprising 25 wt % to 60 wt % of fluorine.5. The anti-reflective film according to claim 4 ,wherein the two or more kinds of fluorine-containing compounds comprising photoreactive functional groups comprise a second fluorine-containing compound comprising a photoreactive functional group and comprising fluorine in a content of 1 wt % or more and less than 25 wt %.6. The anti-reflective film according to claim 5 ,wherein a difference between the first fluorine-containing compound and the second-fluorine containing compound is 5 wt % or more.7. The anti- ...

ANTI-REFLECTIVE FILM AND MANUFACTURING METHOD THEREOF

Described herein is an anti-reflective film including: a hard coating layer; and a low-refractive layer containing a binder resin and hollow inorganic nanoparticles and solid inorganic nanoparticles dispersed in the binder resin. The hollow and solid inorganic particles are dispersed in the low-refractive layer such that the amount of the solid inorganic nanoparticles positioned close to an interface between the hard coating layer and the low-refractive layer is larger than that of the hollow inorganic nanoparticles. Also described is a manufacturing method of the anti-reflective film including: applying a resin composition containing a photopolymerizable compound or a (co)polymer thereof, a fluorine-containing compound including a photoreactive functional group, a photoinitiator, hollow inorganic nanoparticles, and solid inorganic nanoparticles on a hard coating layer, and drying the applied resin composition at a temperature of 35° C. to 100° C.; and photocuring the dried resin composition. 1. An anti-reflective film comprising: a hard coating layer; anda low-refractive layer formed on one surface of the hard coating layer,wherein the low-refractive layer comprises hollow inorganic nanoparticles and solid inorganic nanoparticles dispersed in a binder resin, and{'sub': 1/2', '1/2, 'wherein at least 70 vol % of the entire volume of the solid inorganic nanoparticles are present within a distance dmeasured from an interface between the hard coating layer and the low-refractive layer, wherein the distance dis half the entire thickness d of the low-refractive layer.'}2. The anti-reflective film of claim 1 , wherein:{'sup': '3', 'a density difference between the solid inorganic nanoparticles and the hollow inorganic nanoparticles is 0.50 g/cmor more.'}3. The anti-reflective film of claim 1 , wherein:at least 30 vol % of the entire volume of the hollow inorganic nanoparticles are present at a distance farther than that of the entire volume of the solid inorganic ...

REDDENING-RESISTANT LAYER

The present application relates to an optical laminate or a reddening-resistant layer. The present application can provide an optical laminate that does not cause a so-called reddening phenomenon even when driven or maintained under extremely harsh conditions (e.g., very high temperature conditions), or a reddening-resistant layer applied thereto. 1. A reddening-resistant layer that is a void-containing layer or that comprises the void-containing layer ,wherein the void-containing layer has reflectance of 2% or more with respect to light having a wavelength of from 800 nm to 1,300 nm.2. The reddening-resistant layer according to claim 1 , wherein a diameter of voids in the void-containing layer is from 0.5 nm to 100 nm.3. The reddening-resistant layer according to claim 1 , wherein the void-containing layer satisfies Equation 4:{'br': None, 'i': H', 'H, 'sub': L', 'P, '≤0.9×\u2003\u2003[Equation 4]'}{'sub': L', 'P, 'wherein His a thermal diffusivity of a laminate of a polymer film and the reddening-resistant layer formed on one side of the polymer film, and His the thermal diffusivity of the polymer film.'}4. The reddening-resistant layer according to claim 1 , wherein the void-containing layer comprises a surface having a surface area ratio of 0.02 or more as measured by an atomic force microscope.5. The reddening-resistant layer according to claim 1 , wherein the void-containing layer exhibits at least one peak within a scattering vector range of 0.06 to 0.209 nmin a log value graph of scattering intensity of small angle X-ray scattering.7. The reddening-resistant layer according to claim 1 , wherein the void-containing layer comprises a binder and hollow particle.8. The reddening-resistant layer according to claim 7 , wherein the binder comprises a polymer derived from a polyfunctional acrylate having 2 to 10 polymerizable functional groups.9. The reddening-resistant layer according to claim 7 , wherein the hollow particles have a D10 particle diameter in a range ...

PHOTOCURABLE COATING COMPOSITION, LOW REFRACTIVE LAYER, AND ANTI-REFLECTIVE FILM

The present invention relates to a photocurable coating composition including: a photopolymerizable compound; inorganic fine particles; two or more kinds of fluorine-containing compounds including photoreactive functional groups; and a photopolymerization initiator, a low refractive layer including the photocured product of the photocurable coating composition, and an anti-reflective film including the low refractive layer.

ANTI-REFLECTIVE FILM

Disclosed herein is an anti-reflective film including: a hard coating layer; and a low-refractive layer containing a binder resin, and hollow inorganic nanoparticles and solid inorganic nanoparticles which are dispersed in the binder resin, wherein the low-refractive layer includes a first layer containing at least 70 vol % of the entire solid inorganic nanoparticles and a second layer containing at least 70 vol % of the entire hollow inorganic nanoparticles, and at the time of fitting polarization ellipticity measured by ellipsometry for the first layer or/and the second layer included in the low-refractive layer using a Cauchy model represented by the following General Equation 1, the second layer satisfies a predetermined condition. 2. The anti-reflective film according to claim 1 ,{'sup': '−3', 'wherein the second layer has polarization ellipticity measured by ellipsometry using the Cauchy model represented by the following General Equation 1 in which A is 1.10 to 1.40, B is 0 to 0.007, and C is 0 to 1*10.'}3. The anti-reflective film according to claim 1 ,{'sup': '−3', 'wherein the first layer has polarization ellipticity measured by ellipsometry using the Cauchy model represented by General Equation 1 in which A is 1.30 to 1.55, B is 0.0010 to 0.0350, and C is 0 to 1*10.'}4. The anti-reflective film according to claim 1 ,wherein the first layer has a refractive index of 1.420 or more when measured at a wavelength of 550 nm,andthe second layer has a refractive index of 1.400 or less when measured at a wavelength of 55.0 nm.5. The anti-reflective film according to claim 1 ,wherein the first layer included in the low refraction layer has a refractive index in a range of 1.420 to 1.600 when measured at a wavelength of 550 nm, andthe second layer included in the low refractive layer has a refractive index in a range of 1.200 to 1.410 when measured at a wavelength of 550 nm.6. The anti-reflective film according to claim 1 ,wherein the first layer is positioned ...

ANTIREFLECTION FILM

The present invention relates to an antireflection film which exhibits one extremum at a thickness of 35 nm to 55 nm from the surface and exhibiting one extremum at a thickness of 85 nm to 105 nm from the surface in a graph showing the result of Fourier transform analysis for the result of X-ray reflectivity measurement using Cu—K-alpha rays.

REDDENING-RESISTANT LAYER

The present disclosure relates to an optical laminate or a reddening-resistant layer. The present disclosure can provide an optical laminate that does not cause a so-called reddening phenomenon even when driven or maintained under extremely harsh conditions (e.g., very high temperature conditions), or a reddening-resistant layer applied thereto.

OPTICAL FILM FOR PROTECTING POLARIZER, POLARIZING PLATE AND IMAGE DISPLAY DEVICE COMPRISING THE SAME

The present invention relates to an optical film for protecting a polarizer which can effectively suppress the generation of interference fringes derived from a polyester-based substrate film and exhibit a low curling property, thereby being suitably applied as a polarizer protective film or the like; a polarizing plate and an image display device comprising the same. The optical film for protecting a polarizer comprises a polyester-based substrate film having a refractive index of 1.6 to 1.7; and a hard coating layer formed on the substrate film and having a refractive index of 1.53 to 1.6 and a thickness of 13 μm to 25 μm, wherein the hard coating layer includes a predetermined cross-linked copolymer.

LOW REFRACTIVE LAYER AND ANTI-REFLECTIVE FILM COMPRISING THE SAME

The present invention relates to a low refractive layer and an anti-reflective film comprising the same. The low refractive layer can exhibit excellent optical properties such as a low reflectance and a high light transmittance, and excellent mechanical properties such as high wear resistance and scratch resistance at the same time, without adversely affecting the color of the polymer resin forming the low refractive layer. In particular, due to the excellent alkali resistance, the low refractive layer can maintain excellent physical properties even after alkali treatment. Therefore, when introducing a low refractive layer to the display device, it is expected that the production process can be simplified and further the production rate and the productivity can significantly increase.

ANTI-REFLECTIVE FILM

The present invention relates to an anti-reflective film exhibiting one or more peaks at a scattering vector (q) of 0.0758 to 0.1256 nm, in a graph showing a log value of scattering intensity to a scattering vector defined in small-angle X-ray scattering. 1. An anti-reflective film exhibiting one or more peaks at a scattering vector (q) of 0.0758 to 0.1256 nm , in a graph showing a log value of scattering intensity to a scattering vector defined in small-angle X-ray scattering.2. The anti-reflective film according to claim 1 ,wherein the small-angle X-ray scattering is measured by irradiating X-rays of a wavelength of 0.63 to 1.54 Å to an anti-reflective film with a size of 1 cm*1 cm (width*length) at a distance of 4 m.3. The anti-reflective film according to claim 1 , {'br': None, 'i': 'q=', '4π sin θ/λ\u2003\u2003[Equation 1]'}, 'wherein the scattering vector is defined as in the following Equation 1wherein, in Equation 1, q is a scattering vector, θ is a ½ value of a scattering angle, and A is a wavelength of irradiated X-rays.4. The anti-reflective film according to claim 1 ,wherein the anti-reflective film exhibits mean reflectance of 0.7% or less in a visible light wavelength region of 380 to 780 nm.5. The anti-reflective film according to claim 1 ,wherein the anti-reflective film comprises a hard coating layer and a low refractive layer comprising a binder resin, and hollow inorganic nanoparticles and solid inorganic nanoparticles dispersed in the binder resin.6. The anti-reflective film according to claim 5 ,wherein the solid inorganic nanoparticles are more distributed than the hollow inorganic nanoparticles near the interface between the hard coating layer and the low refractive layer.7. The anti-reflective film according to claim 6 ,wherein 70 vol % or more of the total solid inorganic nanoparticles exist within 50% of the total thickness of the low refractive layer from the interface between the hard coating layer and the low refractive layer.8. The anti ...

OPTICAL LAMINATE

The present disclosure relates to an optical laminate or a reddening-resistant layer. The present disclosure can provide an optical laminate that does not cause a so-called reddening phenomenon even when driven or maintained under extremely harsh conditions (e.g., very high temperature conditions), or a reddening-resistant layer applied thereto. 1. An optical laminate , comprising:an optical functional layer; anda porous layer formed on at least one side of the optical functional layer.2. The optical laminate according to claim 1 , wherein an absolute value of a change in an amount of color coordinate a* of CIE L*a*b* according to Equation 1 is 2 or less:{'br': None, 'i': a*=a*', '−a*, 'sub': a', 'i, 'Δ\u2003\u2003[Equation 1]'}{'sub': a', 'i, 'wherein Δa* is the change in the amount of the color coordinate a*, a*is a color coordinate a* of the optical laminate after maintaining the optical laminate at 105° C. for 250 hours under a state where both top and bottom surfaces of the optical laminate come in contact with glass substrates and a*is a color coordinate a* of the optical laminate before maintaining the optical laminate at 105° C. for 250 hours.'}3. The optical laminate according to claim 1 , wherein an absolute value of a change in an amount of transmittance according to Equation 2 is 5 or less:{'br': None, 'i': Ts=T', '−T, 'sub': a', 'i, 'Δ\u2003\u2003[Equation 2]'}{'sub': a', 'i, 'wherein ΔTs is the change in the amount of the transmittance, Tis a transmittance of the optical laminate after maintaining the optical laminate at 105° C. for 250 hours under a state where both top and bottom surfaces of the optical laminate come in contact with glass substrates, and Tis a transmittance of the optical laminate before maintaining the optical laminate at 105° C. for 250 hours.'}4. The optical laminate according to claim 1 , wherein the optical functional layer is an iodine-based polarizing layer.5. The optical laminate according to claim 1 , wherein the porous ...

ANTIREFLECTION FILM

The present invention relates to an antireflection film. The antireflection film includes a low refractive index layer having excellent alkali resistance and exhibiting remarkably improved mechanical properties such as scratch resistance and impact resistance as well as reduction of a glare phenomenon, and a base film exhibiting excellent mechanical strength and water resistance in spite of a thin thickness and having no fear of interference fringes occurring. Therefore, such antireflection film can be used as a protective film of a polarizing plate or used as any other component so as to provide a thin display device, and furthermore, can effectively prevent the glare phenomenon of the display device, and can more improve the durability and lifespan thereof. 1. An antireflection film comprising: a polyester film having an in-plane retardation value (Rin) of 3000 nm to 30 ,000 nm in which a ratio (Rin/Rth) of an in-plane retardation value (Rin) to an thickness-direction retardation value (Rth) is 0.2 to 1.2; anda low refractive index layer which is disposed on the polyester film and which is a crosslinked polymer comprising a photopolymerizable compound, an inorganic particle, and a polysilsesquioxane in which at least one reactive functional group is substituted.2. The antireflection film of claim 1 , wherein the polyester film is a uniaxially stretched film or a biaxially stretched film of polyethylene terephthalate or polyethylene naphthalate.3. The antireflection film of claim 1 , wherein the photocurable coating composition includes a monomer or an oligomer containing a (meth)acryloyl group or a vinyl group as a photopolymerizable compound.4. The antireflection film of claim 1 , wherein the photocurable coating composition contains a polysilsesquioxane in which at least one reactive functional group is substituted in an amount of 0.5 to 30 parts by weight based on 100 parts by weight of the photopolymerizable compound.5. The antireflection film of claim 1 , ...

ANTI-REFRACTIVE FILM

Disclosed herein is an anti-reflective film including: a hard coating layer; and a low-refractive layer containing a binder resin, and hollow inorganic nanoparticles and solid inorganic nanoparticles which are dispersed in the binder resin, wherein the low-refractive layer includes a first layer containing at least 70 vol % of the entire solid inorganic nanoparticles and a second layer containing at least 70 vol % of the entire hollow inorganic nanoparticles, and at the time of fitting polarization ellipticity measured by ellipsometry for the first layer or/and the second layer included in the low-refractive layer using a Cauchy model represented by the following General Equation 1, the second layer satisfies a predetermined condition. 4. The anti-reflective film according to claim 1 ,wherein the polarization ellipticity measured by ellipsometry is determined by measuring linear polarization in a wavelength range of 380 nm to 1000 nm at an incident angle of 70°.6. The anti-reflective film according to claim 1 ,wherein the first layer is positioned closer to the interface between the hard coating layer and the low-refractive layer than the second layer.7. The anti-reflective film according to claim 1 ,wherein the first layer containing at least 70 vol % of the entire solid inorganic nanoparticles is located within 50% of the total thickness of the low-refractive layer from the interface between the hard coating layer and the low-refractive layer.8. The anti-reflective film according to claim 1 ,wherein the first layer has a thickness of 1 nm to 50 nm, andthe second layer has a thickness of 5 nm to 300 nm.9. The anti-reflective film according to claim 1 ,wherein the solid inorganic nanoparticles has a diameter of 5 to 100 nm, andthe hollow inorganic nanoparticles has a diameter of 1 to 200 nm.10. (canceled)11. The anti-reflective film according to claim 1 ,{'sup': '3', 'wherein a density of the solid inorganic nanoparticles is at least 0.50 g/cmhigher than that of the ...

OPTICAL LAMINATE

An optical laminate that does not cause a reddening phenomenon even when driven or maintained under extremely harsh conditions (e.g., very high temperature conditions), or a reddening-resistant layer applied thereto.

OPTICAL LAMINATE

An optical laminate that does not cause a so-called reddening phenomenon even when driven or maintained under extremely harsh conditions (e.g., very high temperature conditions), or a reddening-resistant layer applied thereto. 1. An optical laminate , comprising:an optical functional layer;a reddening-resistant layer formed on at least one surface of the optical functional layer; andan additional layer different from the optical functional layer and the reddening-resistant layer,wherein the reddening-resistant layer is positioned between the additional layer and the optical functional layer.2. The optical laminate according to claim 1 , wherein the optical functional layer is an iodine-based polarizing layer.3. The optical laminate according to claim 1 , wherein the reddening-resistant layer comprises a surface having a surface area ratio of 0.02 or more as measured by an atomic force microscope.4. The optical laminate according to claim 1 , wherein the reddening-resistant layer has reflectance of 2% or more for light having a wavelength of 800 nm to 1300 nm.5. The optical laminate according to claim 1 , wherein the reddening-resistant layer is a void-containing layer or a layer comprising the void-containing layer.6. The optical laminate according to claim 5 , wherein a diameter of a void in the void-containing layer is from 0.5 nm to 100 nm.7. The optical laminate according to claim 5 , wherein the reddening-resistant layer exhibits at least one peak within a scattering vector range of 0.06 nmto 0.209 nmin a log value graph of scattering intensity of small angle X-ray scattering.9. The optical laminate according to claim 5 , wherein the void-containing layer comprises a binder and hollow particles.10. The optical laminate according to claim 9 , wherein the binder comprises a polymer derived from a polyfunctional acrylate having 2 to 10 polymerizable functional groups.11. The optical laminate according to claim 9 , wherein the hollow particles have a D10 particle ...

DISPLAY DEVICE

The present disclosure relates to an optical laminate or a reddening-resistant layer. The present disclosure can provide an optical laminate that does not cause a so-called reddening phenomenon even when driven or maintained under extremely harsh conditions (e.g., very high temperature conditions), or a reddening-resistant layer applied thereto.

ANTI-REFLECTIVE FILM

Disclosed herein is an anti-reflective film including: a hard coating layer; and a low-refractive layer containing a binder resin, and hollow inorganic nanoparticles and solid inorganic nanoparticles which are dispersed in the binder resin, wherein the low-refractive layer includes a first layer containing at least 70 vol % of the entire solid inorganic nanoparticles and a second layer containing at least 70 vol % of the entire hollow inorganic nanoparticles, and at the time of fitting polarization ellipticity measured by ellipsometry for the first layer or/and the second layer included in the low-refractive layer using a Cauchy model represented by the following General Equation 1, the second layer satisfies a predetermined condition. 1. An anti-reflective film comprising: a hard coating layer; and a low-refractive layer containing a binder resin and hollow inorganic nanoparticles and solid inorganic nanoparticles which are dispersed in the binder resin ,wherein the low-refractive layer includes a first layer having a refractive index of 1.420 or more and a second layer having a refractive index of 1.400 or less when measured at a wavelength of 550 nm.2. The anti-reflective film according to claim 1 ,wherein the first layer contains at least 70 vol % of the total volume of solid inorganic nanoparticles and the second layer contains at least 70 vol % of the total volume of hollow inorganic nanoparticles.3. The anti-reflective film according to claim 1 ,wherein the first layer is positioned closer to an interface between the hard coating layer and the low-refractive layer than the second layer.6. The anti-reflective film according to claim 1 ,{'sup': '3', 'wherein the solid inorganic nanoparticles have a density that is at least 0.50 g/cmhigher than that of the hollow inorganic nanoparticles.'}7. The anti-reflective film according to claim 1 ,wherein the binder resin contained in the low-refractive layer contains a cross-linked (co)polymer formed from cross-liking a ...

Low refractive layer and anti-reflective film comprising the same (as amended)

The present invention relates to a low refractive layer and an anti-reflective film comprising the same. The low refractive layer can exhibit excellent optical properties such as a low reflectance and a high light transmittance, and excellent mechanical properties such as high wear resistance and scratch resistance at the same time. In particular, due to the excellent alkali resistance, the low refractive layer can maintain excellent physical properties even after alkali treatment. Therefore, when introducing a low refractive layer to the display device, it is expected that the production process can be simplified and further the production rate and the productivity can significantly increase.

Anti-reflective film

Disclosed herein is an anti-reflective film including: a hard coating layer; and a low-refractive layer containing a binder resin, and hollow inorganic nanoparticles and solid inorganic nanoparticles which are dispersed in the binder resin, wherein the low-refractive layer includes a first layer containing at least 70 vol % of the entire solid inorganic nanoparticles and a second layer containing at least 70 vol % of the entire hollow inorganic nanoparticles, and at the time of fitting polarization ellipticity measured by ellipsometry for the first layer or/and the second layer included in the low-refractive layer using a Cauchy model represented by the following General Equation 1, the second layer satisfies a predetermined condition.

Curable composition for glass substitute

The present invention relates to a curable composition for a glass substitute. By using a curable composition, excellent wear resistance and high hardness at a glass level can be obtained, and two-dimensional planar plastic film and three-dimensional plastic film without cracks or curls can be provided. The plastic films can be a substitute for existing glass, thereby enabling manufacturing of various electronic products, such as a display and the like, which are light and will not be easily damaged by external pressure.

Plastic film and a method for manufacturing same

The present invention relates to a plastic film and a method for manufacturing same. A plastic film, which is formed such that at least one part has a curved shape, can have high hardness, impact resistance, scratch resistance and high transparency. The plastic film is light and will not be easily damaged by external pressure and thus can substitute for the existing glass and is expected to be used for various electronic products such as a display and the like. In particular, the plastic film has at least one part in a curved shape and thereby is expected to be used for products in various shapes which cannot be manufactured by means of the existing glass. Moreover, a method for manufacturing a plastic film enables manufacturing of a plastic film having at least one part in a curved shape without curls or cracks as well as simultaneous performing of heat molding and heat curing, thereby increasing the productivity of a plastic film.

Optical film for polarizer protection, and polarizing plate and image display device comprising same

Anti-reflection film

Antireflective film and manufacturing method therefor

Display device

Anti-reflective film

The present invention relates to an anti-reflective film exhibiting one or more peaks at a scattering vector (qmax) of 0.0758 to 0.1256 nm−1, in a graph showing a log value of scattering intensity to a scattering vector defined in small-angle X-ray scattering.

Hard coating film

A hard coating film including: a polymer binder resin; first inorganic particles which are dispersed in the polymer binder resin and have an average particle size of 5 nm to 70 nm; and second inorganic particles which are dispersed in the polymer binder resin and have an average particle size of 70 nm to 150 nm, wherein a content of the second inorganic particles having an average particle size of 70 nm to 150 nm is 4 % by weight to 12 % by weight, and a maximum amplitude (A) based on an average friction force is 0.15 or less in a graph of measuring a friction force with a TAC film which is measured by applying a load of 400 g to the surface thereof, is provided.

Anti-reflection film

Optical laminate

Optical laminate

Photocurable coating composition for forming low refractive layer

The present invention relates to a photocurable coating composition for forming a low refractive layer, a method for preparing an antireflection film using the photocurable coating composition, and an anti-reflective film prepared by using the photocurable coating composition. According to the present invention, a low refractive layer is formed of a photocurable coating composition containing two or more types of photo-polymerizable compounds, a photoinitiator, surface-treated hollow inorganic nanoparticles, and surface-treated solid inorganic nanoparticles.

硬塗膜

本發明提出一種包括基底層之硬塗膜，該基底層包含：聚合物黏合劑樹脂；分散於該聚合物黏合劑樹脂中並具有5 nm至70 nm的平均粒子尺寸之第一無機粒子；和分散於該聚合物黏合劑樹脂中並具有70 nm至150 nm的平均粒子尺寸之第二無機粒子，其中具有70 nm至150 nm的平均粒子尺寸之該第二無機粒子的含量是4重量%至12重量%，且關於至少兩個該第二無機粒子，該基底層的一個表面和該第二無機粒子的中心之間在垂直於該基底層的一個表面的方向上的距離是35 nm至5.0 µm，且至少兩個該第二無機粒子在平行於該基底層的一個表面上的方向上可以彼此相鄰且間隔0.1 µm至1.5 µm的距離。

Anti-reflective film

Antireflective film

Hard coating film

Optical laminate

An optical laminate that does not cause a reddening phenomenon even when driven or maintained under extremely harsh conditions (e.g., very high temperature conditions), or a reddening-resistant layer applied thereto.

Reddening-resistant layer

The present disclosure relates to an optical laminate or a reddening-resistant layer. The present disclosure can provide an optical laminate that does not cause a so-called reddening phenomenon even when driven or maintained under extremely harsh conditions (e.g., very high temperature conditions), or a reddening-resistant layer applied thereto.

Optical laminate

Optical laminate

Optical laminate

An optical laminate or a reddening-resistant layer. The optical laminate does not cause a reddening phenomenon even when driven or maintained under extremely harsh conditions (e.g., very high temperature conditions), or a reddening-resistant layer applied thereto.

Optical laminate

Optical laminate

Optical laminate including reddening-resistant layer

An optical laminate, including: a polarizing layer; and a porous layer formed on at least one side of the polarizing layer, wherein the polarizing layer includes zinc component, and wherein an absolute value of a change in an amount of color coordinate a* of CIE L*a*b* according to Equation 1 is 2 or less:Δa*=a*a−a*i  [Equation 1]wherein Δa* is the change in the amount of the color coordinate a*, a*a is a color coordinate a* of the optical laminate after maintaining the optical laminate at 105° C. for 250 hours under a state where both top and bottom surfaces of the optical laminate come in contact with glass substrates, and a*i is a color coordinate a* of the optical laminate before maintaining the optical laminate at 105° C. for 250 hours.

Optical laminate

Optical laminate

Optical laminate

An optical laminate that does not cause a so-called reddening phenomenon even when driven or maintained under extremely harsh conditions (e.g., very high temperature conditions), or a reddening-resistant layer applied thereto.

Reddening-resistant layer

The present disclosure relates to an optical laminate or a reddening-resistant layer. The present disclosure can provide an optical laminate that does not cause a so-called reddening phenomenon even when driven or maintained under extremely harsh conditions (e.g., very high temperature conditions), or a reddening-resistant layer applied thereto.